Disc brake rotor



FIG. 1 is a rear perspective view of the disc brake rotor;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a left side elevation view thereof; the right side elevation view is identical thereto;

FIG. 4 is a front plan view thereof;

FIG. 5 is a rear plan view thereof; and,

FIG. 6 is a cross-sectional view taken along line 6-6 in FIG. 4.

The broken line showing of the five wheel studs is provided for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a disc brake rotor, as shown and described. 